5L Vest Style Hydration Backpack, Lightweight Portable Outdoor Backpack, Multi-Compartment Cycling Running Hiking Backpack For Camping Sports Competition, Light Green

Material: Nylon Color: Light green Size: 23cm*36cm Storage capacity: 5L [Safety reflective design]: The bag is designed with reflective strips to ensure safety during night travel or running [Quality and waterproofness]: Made of wear-resistant and splash-proof nylon material, this backpack can withstand a variety of weather conditions, allowing you to travel freely without worrying about rain or wind [5L storage capacity]: Multi-pocket design water bag backpack, independent water bag compartment, two front water bottle pockets with loops, a zipper pocket for mobile phones, and various pockets for keys, coins and other items. This backpack is suitable for different running distances [Material] The surface of the running vest is made of nylon, which is waterproof and wear-resistant. The lightweight, soft and thin mesh on the back and shoulder straps maximizes breathability and improves air circulation, keeping you cool and comfortable without chafing your skin. [Wide Application]This water bag is the perfect sports equipment for you to replenish water during running, marathon, cycling, hiking, skiing, rock climbing, competition and training or any outdoor adventure. It is a nice holiday gift for family and friends who love outdoor sports. Especially for yourself!